The Hawking–Penrose theorem is not covariant under field redefinitions. Should the invariance under such transformations be a true principle in nature, spacetime singu- larities become dubious objects. We here review the concept of covariant singularities, that is, singularities that are invariant under both spacetime diffeomorphisms and field redefinitions.

Covariant singularities: A brief review / Kuntz, Iberê; Casadio, Roberto; Kamenshchik, Alexander. - In: MODERN PHYSICS LETTERS A. - ISSN 0217-7323. - ELETTRONICO. - 37:10(2022), pp. 2230007.1-2230007.11. [10.1142/S0217732322300075]

Covariant singularities: A brief review

Casadio, Roberto;Kamenshchik, Alexander
2022

Abstract

The Hawking–Penrose theorem is not covariant under field redefinitions. Should the invariance under such transformations be a true principle in nature, spacetime singu- larities become dubious objects. We here review the concept of covariant singularities, that is, singularities that are invariant under both spacetime diffeomorphisms and field redefinitions.
2022
Covariant singularities: A brief review / Kuntz, Iberê; Casadio, Roberto; Kamenshchik, Alexander. - In: MODERN PHYSICS LETTERS A. - ISSN 0217-7323. - ELETTRONICO. - 37:10(2022), pp. 2230007.1-2230007.11. [10.1142/S0217732322300075]
Kuntz, Iberê; Casadio, Roberto; Kamenshchik, Alexander
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Utilizza questo identificativo per citare o creare un link a questo documento: https://hdl.handle.net/11585/884623
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